Diagnostic reliability of the Tzanck smear in dermatologic diseases.

Background: The Tzanck smear is a simple, easily applicable, rapid, and inexpensive test for the diagnosis of erosive vesiculobullous, tumoral, and granulomatous diseases. The diagnostic accuracy of the Tzanck smear is known, but its diagnostic reliability has been evaluated only in herpetic infections and basal cell carcinoma.

Objectives: The aim of this study was to evaluate the diagnostic reliability of the Tzanck smear in erosive vesiculobullous, tumoral, and granulomatous diseases.

A case with two unusual findings: cutaneous leishmaniasis presenting as panniculitis and pericarditis after antimony therapy.

Background: Cutaneous leishmaniasis is a parasitic disease caused by a Protozoan. Clinically and histopathologically, it can be confused with various dermatologic diseases.

Methods: We report a case of cutaneous leishmaniasis (CL) with two unusual findings.